public WordEntrySet FindEntriesByRootWord(string rootWord)
{
WordEntrySet result;
if (!EntriesByRoot.TryGetValue(rootWord, out result))
{
result = WordEntrySet.Empty;
}
return(result);
}
internal WordEntryDetail[] FindEntryDetailsByRootWord(string rootWord)
{
#if DEBUG
if (rootWord == null)
{
throw new ArgumentNullException(nameof(rootWord));
}
#endif
return((rootWord == null || !EntriesByRoot.TryGetValue(rootWord, out WordEntryDetail[] details))
? ArrayEx <WordEntryDetail> .Empty
: details);
}
internal WordEntryDetail FindFirstEntryDetailByRootWord(string rootWord)
{
#if DEBUG
if (rootWord == null)
{
throw new ArgumentNullException(nameof(rootWord));
}
#endif
return(EntriesByRoot.TryGetValue(rootWord, out WordEntryDetail[] details) && details.Length != 0
? details[0]
: null);
}